港区范围 meaning in Chinese

harbor bound

The second phase is expected to be finished by the end of next year , expanding the area to 6 . 88 square km
估计第二阶段将在明年年底完工，届时港区范围将括至6 . 88平方公里。
Volume of freight handled in major coastal ports ： refers to the volume of cargo passing in and out the harbor area of the major coastal ports and having been loaded and unloaded
沿海主要港口货物吞吐量：指由水运进出沿海主要港区范围，并经过装卸的货物数量，包括邮件及办理托运手续的行李、包裹以及补给运输船舶的燃、物料和淡水。